ABB 2 fault code meaning
ABB / 2
Series: ACS55
DC undervoltage
drive
Meaning: (Red LED flash count: 2) Supply voltage too low.
Possible causes
Source: ACS55 User's guide Multilingual Edition, Chinese Section (official site)
Series: MFE100, MICROFLEX, MOTIFLEX-E100
IPM (integrated power supply module) trip
servo drive
Meaning: IPM (integrated power module) trip.
Possible causes
Source: User Manual MicroFlex e100 P112; User Manual MicroFlex Servo Drive_LT0315 P82; MotiFlex e100 servo P126